Heinz Hall issued a short news release Tuesday saying the show “has been canceled by mutual agreement with Cosby’s presenter and Heinz Hall management.” No specific reason was given.

The venue’s website indicated that fewer than half the available tickets had been sold for the show at the 2,676-seat venue.

The 77-year-old comedian and television star has been dogged by accusations from women that he sexually abused or harassed them. Several of his shows have drawn protesters since the allegations resurfaced in recent months.